The tallest building in Chicago and the second-tallest in the U.S., Willis Tower is a recognizable staple on the Windy City skyline and the crown jewel of the Chicago school of architecture. Built in 1973 to serve as the headquarters for Sears Roebuck &amp; Co., Willis Tower&#8211;back then know...

$24 billion worth of assets changed hands in the top 50 biggest office deals to close in 2018. Google, Disney, Samsung mingled with established top CRE players. Check out the full list and read up on last year&#8217;s most notable U.S. office investments.